U+11A38 Zanabazar Square Sign Anusvara

Die Wikipedia hat die folgende Information zu diesem Codepunkt:

Zanabazar's square script is a horizontal Mongolian square script (Mongolian: Хэвтээ Дөрвөлжин бичиг, Khevtee Dörvöljin bichig or Mongolian: Хэвтээ Дөрвөлжин Үсэг, Khevtee Dörvöljin Üseg), an abugida developed by the monk and scholar Zanabazar based on the Tibetan alphabet to write Mongolian. It can also be used to write Tibetan language and Sanskrit as a geometric typeface.

It was re-discovered in 1801 and the script's applications during its using period are not known, read left to right, and employed vowel diacritics above and below the consonant letters.